building using rh9 container

.gitea/workflows/rh9-native.yml

@@ -0,0 +1,31 @@
+name: Build on RHEL9
+
+on:
+  push:
+    branches:
+      - main 
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  buildh:
+    runs-on: "ubuntu-latest"
+    container:
+      image: container.psi.ch/images/rhel9-developer-github-actions
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup dev env
+        run: |
+            sudo apt-get update
+            sudo apt-get -y install cmake gcc g++
+      
+
+      - name: Build library 
+        run: |
+            mkdir build 
+            cd build 
+            cmake .. 
+            make -j 2 
+